The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 08, 2017
Filed:
Mar. 28, 2011
Hitoshi Abe, Okazaki, JP;
Hitoshi Abe, Okazaki, JP;
NIDEK CO., LTD., Gamagori-shi, JP;
Abstract
An ophthalmic laser treatment apparatus, comprising: an emitted treatment laser beam; an emitted aiming beam; an irradiation unit including a zoom lens and a scanner for scanning in two dimensions, and being arranged to irradiate both beams to the eye; an irradiation pattern setting unit including a switch for setting an irradiation pattern in which a plurality of spots is arranged; and a controller for controlling the aiming beam based on the set pattern during aiming before irradiation of the treatment beam, the controller being configured to divide the spots in the set pattern into two or more groups and switch the positions of the spots of the aiming beam at a predetermined time interval in each group to irradiate the aiming beam so that the irradiation spots of the aiming beam in a group before switching and another group after switching are not recognized simultaneously by an operator.